Congress leader Priyanka Gandhi Vadra will launch the party's election campaign in Himachal Pradesh on Friday with a rally in Solan district of the state.

AICC general secretary Vadra's 'Parivartan Pratigya Rally' comes a day after Prime Minister Narendra Modi visited the hill state. During his visit ahead of the assembly polls in Himachal Pradesh by the year-end, Modi launched a slew of development projects in Una and Chamba.